M 6.8 in Argentina on 20 Jan 2023 22:09 UTC

Hazard models

Rapid Impact
Shakemap
Tsunami

Event summary

This earthquake is expected to have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

Earthquake Magnitude: 6.8M
Depth: 610.671 Km
Lat/Lon: -26.7209 , -63.0394
Event Date: 20 Jan 2023 22:09 UTC
20 Jan 2023 19:09 Local
Exposed Population: 90 thousand in MMI III
Source: NEIC us7000j5x2
Inserted at: 20 Jan 2023 22:24 UTC
INFORM Coping capacity of the alert score: 3.7 (Argentina)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us7000j5x2 Scaled population (raster) 0  
  C1 shakemap 0  
  C2 shakemap 0  
  Country Vulnerability 0  
  INFORM_normalised 0  
Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.


Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1484646 0 20 Jan 2023 22:09 6.8M, 610.671km 2.8 N/A (in MMI>=VII) 00:14 NEIC
The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.
The episode that has the last updated information.
* The max MMI detected for sources having shakemaps;
** The population detected in MMI>=7 for episode with shakemap or in a 100km radius;
*** The tsunami max height.

Exposed population

The earthquake happened in Argentina ,of Santiago del Estero (population 626) . The alertlevel for this event is GREEN

Intensity Population
no people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1484646 -63.039/-26.721 6.8 610.7 2.797 20 Jan 2023 22:27 00:17 (new episode)
2 0 1484646 -63.039/-26.721 6.8 610.7 2.797 20 Jan 2023 22:43 00:34 (upd of #1)
3 0 1484646 -63.039/-26.721 6.8 610.7 2.797 21 Jan 2023 00:16 02:07 (upd of #2)
4 0 1484646 -63.039/-26.721 6.8 610.7 2.797 21 Jan 2023 22:40 1d 00:31 (upd of #3)

Affected Provinces

Intensity Region Province Country Population
Santiago del Estero Argentina <1000 people
Salta Argentina <1000 people
Tucuman Argentina <1000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
La Punta Santiago del Estero Argentina Village - 252 km

see full list


Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

More information

For a full list of available products related to this event, please refer to the GDACS Resources page.